/* nellamugisha.com, gallery rooms and media (28 October 2026). Loaded only on pages that use museum() or
   media() (src/layout.php). Components: assets/js/components/museum.js and media.js. */

:root { --wall: #E9E1D2; --mat: #FBF8F2; --gilt-1: #C9A24A; --gilt-2: #8A6A1F; --lamp: rgba(255, 244, 214, .55); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --wall: #1E1C22; --mat: #EDE6D8; --lamp: rgba(255, 236, 190, .14); } }
:root[data-theme="dark"] { --wall: #1E1C22; --mat: #EDE6D8; --lamp: rgba(255, 236, 190, .14); }

/* ---- The room ---- */
.nm-museum {
  margin-block: 48px; padding-block: 40px 0;
  background: var(--wall); border-block: var(--b) solid var(--line);
}
.nm-museum-head h2 { margin-bottom: 6px; }
.nm-museum-hint { color: var(--ink-2); font-size: 15px; }
.nm-museum-wall {
  --mx: 50%; --my: 30%;
  display: flex; gap: 40px; margin: 0; list-style: none;
  padding-block: 40px 56px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
  overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x mandatory; scroll-padding-inline: 16px;
  scrollbar-width: thin; scrollbar-color: var(--red) transparent;
  background: radial-gradient(420px 320px at var(--mx) var(--my), var(--lamp), transparent 70%);
  border-bottom: 10px solid color-mix(in srgb, var(--line) 85%, var(--wall)); /* the skirting board */
}
.nm-museum-wall:focus-visible { outline: 3px solid var(--red); outline-offset: -3px; }
.nm-piece { flex: 0 0 min(76vw, 360px); scroll-snap-align: center; display: grid; gap: 20px; align-content: start; }
.nm-piece:nth-child(even) { padding-top: 28px; } /* a salon hang: not every frame at the same height */

/* ---- Frames ---- */
.nm-piece-art { display: block; perspective: 900px; color: inherit; }
.nm-piece-art picture { display: contents; }
/* Every picture stays inside its frame and its room: never taller than most of the screen, never wider than
   its place on the wall, at its own proportions. */
.nm-piece-art img {
  display: block; width: auto; height: auto; max-width: 100%; max-height: min(62vh, 520px); margin-inline: auto;
  object-fit: contain; background: var(--paper-2); transform: var(--tilt, none); transform-origin: 50% 50%;
}
.nm-frame-ink .nm-piece-art img { border: 14px solid var(--ink); outline: 16px solid var(--mat); outline-offset: -30px; box-shadow: 8px 10px 0 color-mix(in srgb, var(--ink) 25%, transparent); }
.nm-frame-gilt .nm-piece-art img {
  border: 16px solid; border-image: linear-gradient(135deg, var(--gilt-1), var(--gilt-2) 40%, var(--gilt-1) 60%, var(--gilt-2)) 1;
  padding: 12px; background: var(--mat); box-shadow: 0 18px 30px -12px rgba(0, 0, 0, .45);
}
.nm-frame-paper .nm-piece-art img { padding: 18px; background: var(--mat); border: var(--b) solid var(--line); box-shadow: var(--off) var(--off) 0 var(--shadow); }
.nm-frame-float .nm-piece-art img { box-shadow: 0 24px 40px -16px rgba(0, 0, 0, .55); }

/* ---- Wall labels ---- */
.nm-label {
  position: relative; width: 88%; padding: 12px 14px; font-size: 14px;
  background: var(--card); border: 1.5px solid var(--line); border-radius: 3px;
}
.nm-label h3 { font-size: 17px; margin: 0 0 2px; }
.nm-label-meta { font: 600 12px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); margin: 0 0 6px; }
.nm-label p { margin: 0; color: var(--ink-2); }
.nm-piece.is-seen .nm-label::after {
  content: "✓"; content: "✓" / ""; position: absolute; top: -12px; right: -12px;
  display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%;
  background: var(--red); color: var(--on-red); border: var(--b) solid var(--line); font-weight: 900; transform: rotate(-8deg);
}

/* ---- The visitor's passport and the room's controls (added by the script) ---- */
.nm-museum-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px;
  padding-block: 18px 24px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
  max-width: var(--wrap); margin-inline: auto;
}
.nm-passport { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; }
.nm-passport-title { font: 600 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.nm-passport-stamps { display: flex; gap: 6px; margin: 0; padding: 0; list-style: none; }
.nm-passport-stamps li { width: 18px; height: 18px; border-radius: 50%; border: var(--b) solid var(--line); background: var(--card); }
.nm-passport-stamps li.is-on { background: var(--red); }
.nm-passport-text { margin: 0; font-size: 14px; color: var(--ink-2); }
.nm-museum.is-complete .nm-passport-title::after { content: " · ★"; content: " · ★" / ""; color: var(--red-ink); }
.nm-museum-nav { display: flex; gap: 10px; }
.nm-museum-btn, .nm-museum-guide, .nm-viewer-nav button {
  min-width: 44px; min-height: 44px; padding: 0 14px; font: 700 16px/1 var(--sans); cursor: pointer;
  color: var(--ink); background: var(--card); border: var(--b) solid var(--line); border-radius: var(--r); box-shadow: 3px 3px 0 var(--shadow);
}
.nm-museum-guide { background: var(--red); color: var(--on-red); }
.nm-museum-btn:active, .nm-museum-guide:active { transform: translate(3px, 3px); box-shadow: none; }

/* ---- The viewer: dark by design, like a gallery's projection room ---- */
.nm-viewer { width: 100vw; height: 100dvh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: #0C0B0D; color: #F3EDE0; }
.nm-viewer::backdrop { background: rgba(12, 11, 13, .9); }
.nm-viewer[open] { display: grid; grid-template-rows: 1fr auto auto; }
.nm-viewer-stage { position: relative; overflow: hidden; display: grid; place-items: center; touch-action: none; cursor: zoom-in; }
.nm-viewer.is-zoomed .nm-viewer-stage { cursor: grab; }
.nm-viewer-img { max-width: 94vw; max-height: calc(100dvh - 150px); user-select: none; -webkit-user-drag: none; }
.nm-viewer-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; background: #1A191D; border-top: 2px solid #F3EDE0;
  padding-block: 12px calc(12px + env(safe-area-inset-bottom, 0px)); padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.nm-viewer-count { margin: 0; font: 600 13px/1 var(--mono); letter-spacing: .1em; }
.nm-viewer-label { flex: 1 1 14em; min-width: 0; font-size: 14px; }
.nm-viewer-label h3 { font-size: 17px; margin: 0; color: #F3EDE0; }
.nm-viewer-label p { margin: 2px 0 0; color: #CFC6B6; }
.nm-viewer-nav { display: flex; gap: 8px; }
.nm-viewer-nav button { --shadow: #EE494A; --line: #F3EDE0; color: #F3EDE0; background: #1A191D; }
.nm-viewer-nav button[aria-pressed="true"] { background: #EE494A; color: #1A191D; }
.nm-viewer-hq { font-size: 14px !important; }
.nm-viewer:fullscreen { width: 100vw; height: 100vh; }
.nm-viewer:fullscreen .nm-viewer-img { max-height: calc(100vh - 110px); }
/* While a picture arrives on a slow connection, a quiet pulse instead of an empty frame. */
.nm-viewer.is-loading .nm-viewer-stage::after {
  content: ""; position: absolute; width: 44px; height: 44px; border-radius: 50%;
  border: 4px solid rgba(243, 237, 224, .25); border-top-color: #EE494A;
}
.nm-viewer-timer { height: 4px; background: transparent; }
.nm-viewer-timer.is-running { background: #EE494A; transform-origin: 0 50%; }

/* ---- Video and audio ---- */
.nm-media { margin: 32px 0; max-width: 48em; }
.nm-media video, .nm-media-play { display: block; width: 100%; max-width: 100%; aspect-ratio: 16 / 9; height: auto; background: var(--ink); border: var(--b) solid var(--line); border-radius: var(--r); box-shadow: var(--off) var(--off) 0 var(--shadow); }
.nm-media audio { width: 100%; }
.nm-media-play { position: relative; overflow: hidden; }
.nm-media-play img { width: 100%; height: 100%; object-fit: cover; }
.nm-media-button {
  position: absolute; inset: 50% auto auto 50%; translate: -50% -50%; width: 76px; height: 76px; border-radius: 50%;
  background: var(--red); border: 3px solid var(--line); box-shadow: 4px 4px 0 var(--shadow);
}
.nm-media-button::after { content: ""; position: absolute; inset: 24px 22px 24px 30px; background: var(--on-red); clip-path: polygon(0 0, 100% 50%, 0 100%); }
.nm-media-frame { display: block; width: 100%; aspect-ratio: 16 / 9; border: var(--b) solid var(--line); border-radius: var(--r); background: #000; }
.nm-media figcaption { margin-top: 12px; display: grid; gap: 6px; font-size: 15px; }
.nm-media-title { font-weight: 700; }
.nm-media-notice { color: var(--ink-2); font-size: 14px; }
.nm-media-transcript summary { cursor: pointer; font-weight: 600; min-height: 24px; }

/* ---- The gallery as a filterable masonry grid (museum() with layout masonry) ---- */
.nm-gallery-room { padding-block: 4px 56px; }
.nm-masonry-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 24px; }
.nm-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.nm-chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px; cursor: pointer;
  font: 600 13px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink); background: var(--card); border: var(--b) solid var(--line); border-radius: 999px; box-shadow: 3px 3px 0 var(--shadow);
}
.nm-chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.nm-chip-n { display: grid; place-items: center; min-width: 22px; height: 22px; padding: 0 5px; border-radius: 999px; background: var(--red); color: var(--on-red); font-size: 12px; letter-spacing: 0; }
.nm-filter-status { flex-basis: 100%; margin: 0; font-size: 14px; color: var(--ink-2); min-height: 1.4em; }
.nm-masonry-tools .nm-museum-bar { padding: 0; margin: 0; max-width: none; gap: 12px 20px; }
.nm-masonry { columns: 2; column-gap: 14px; list-style: none; margin: 20px 0 0; padding: 0; }
.nm-tile { break-inside: avoid; margin: 0 0 14px; padding: 0; position: relative; display: block; }
.nm-tile .nm-piece-art {
  display: block; overflow: hidden; border: var(--b) solid var(--line); border-radius: var(--r);
  background: var(--paper-2); box-shadow: var(--off) var(--off) 0 var(--shadow);
}
.nm-tile .nm-piece-art img { width: 100%; max-height: none; margin: 0; border: 0; outline: 0; padding: 0; box-shadow: none; transform: none; }
.nm-tile .nm-label { width: auto; margin-top: 10px; }
.nm-piece.nm-tile.is-seen .nm-label::after { content: none; }
.nm-tile.is-seen::after {
  content: "✓"; content: "✓" / ""; position: absolute; top: 10px; right: 10px; z-index: 1; /* inside: a column clips what hangs out */
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--red); color: var(--on-red); border: var(--b) solid var(--line); font-weight: 900; transform: rotate(-8deg);
}
.nm-tile-quote blockquote {
  margin: 0; padding: 22px 20px; border: var(--b) solid var(--line); border-radius: var(--r);
  background: var(--red) linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 28px 28px; color: var(--on-red);
  box-shadow: var(--off) var(--off) 0 var(--shadow);
}
.nm-tile-quote p { margin: 0 0 14px; font: 800 clamp(20px, 2.4vw, 28px)/1.15 var(--display); letter-spacing: -.01em; text-wrap: balance; }
.nm-tile-quote p::before { content: "“"; content: "“" / ""; }
.nm-tile-quote p::after { content: "”"; content: "”" / ""; }
.nm-tile-quote:lang(fr) p::before { content: "«\a0"; content: "«\a0" / ""; }
.nm-tile-quote:lang(fr) p::after { content: "\a0»"; content: "\a0»" / ""; }
.nm-tile-quote footer { font: 600 12px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; }

/* Where there is a mouse and room, the label rises over the picture on hover or focus instead of sitting under it. */
@media (hover: hover) and (min-width: 821px) {
  .nm-tile .nm-label { position: absolute; left: 12px; right: 12px; bottom: 12px; margin: 0; opacity: 0; translate: 0 10px; pointer-events: none; }
  .nm-tile:is(:hover, :focus-within) .nm-label { opacity: 1; translate: 0 0; }
}

@media (min-width: 821px) {
  .nm-masonry { columns: 3; column-gap: 24px; margin-top: 28px; }
  .nm-tile { margin-bottom: 24px; }
  .nm-museum-wall { gap: 64px; padding-block: 56px 72px; }
  .nm-piece { flex-basis: 360px; }
}

@media (prefers-reduced-motion: no-preference) {
  .nm-piece-art img { transition: transform .25s ease-out, box-shadow .25s; }
  .nm-piece-art:hover img, .nm-piece-art:focus-visible img { box-shadow: 14px 18px 0 color-mix(in srgb, var(--red) 55%, transparent); }
  .nm-viewer-img { transition: transform .18s ease-out; }
  .nm-viewer.is-loading .nm-viewer-stage::after { animation: nm-spin .8s linear infinite; }
  .nm-viewer-timer.is-running { animation: nm-countdown var(--nm-interval, 6s) linear both; }
  .nm-passport-stamps li.is-new { animation: nm-stamp-in .45s cubic-bezier(.2, 1.6, .4, 1); }
  .nm-piece.is-seen .nm-label::after { animation: nm-stamp-in .4s cubic-bezier(.2, 1.6, .4, 1); }
  .nm-media-play:hover .nm-media-button { scale: 1.08; transition: scale .15s; }
  .nm-tile .nm-piece-art img { transition: scale .35s cubic-bezier(.2, .8, .2, 1); }
  .nm-tile:is(:hover, :focus-within) .nm-piece-art img { scale: 1.04; }
  .nm-tile .nm-piece-art { transition: translate .18s, box-shadow .18s; }
  .nm-tile:hover .nm-piece-art { translate: -3px -3px; box-shadow: calc(var(--off) + 3px) calc(var(--off) + 3px) 0 var(--shadow); }
  .nm-tile .nm-label { transition: opacity .2s, translate .2s; }
  .nm-chip { transition: translate .15s, box-shadow .15s, background-color .15s; }
  .nm-chip:hover { translate: -2px -2px; box-shadow: 5px 5px 0 var(--shadow); }
  ::view-transition-group(*) { animation-duration: .35s; animation-timing-function: cubic-bezier(.2, .8, .2, 1); }
}
@keyframes nm-stamp-in { from { transform: scale(2.2) rotate(-25deg); opacity: 0; } }
@keyframes nm-spin { to { transform: rotate(1turn); } }
@keyframes nm-countdown { from { transform: scaleX(0); } to { transform: scaleX(1); } }